摘要
介绍了小湾电站左岸拌合系统洞井群的布置特点及施工难点,在料仓竖井穹顶的施工中采用分部分块爆破开挖的方法来达到设计要求和保证围岩稳定,可供同类工程参考借鉴。
The characteristic of settlement and difficulty of construction in a group of tunnels and silos of left bank mixing system of Xiaowan power station are introduced. In order to arrive requirements of design and ensure stabilization of wall rock, the method of one break into several parts are taken in the course of excavating in silo dome, which proride good reference for similar works.
出处
《山西建筑》
2008年第3期152-153,共2页
Shanxi Architecture
关键词
洞井群
穹顶
爆破
开挖
groups of tunnels and silos, dome, blasting, excavation
